Home / 38,299.58-52,852.64-21,303.45

Finding the Fourth Proportional to 38,299.58, 52,852.64 and 21,303.45

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Solution

The fourth proportional to 38,299.58, 52,852.64 and 21,303.45 is: 29,398.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299.58 : 52,852.64 = 21,303.45 : x
  2. Step 2: Convert to fraction form
    38,299.58/52,852.64 = 21,303.45/x
  3. Step 3: Cross multiply
    38,299.58x = 52,852.64 × 21,303.45
  4. Step 4: Simplify right side
    38,299.58x = 1,125,943,626.87
  5. Step 5: Solve for x
    x = 1,125,943,626.87/38,299.58
  6. Step 6: Final answer
    x = 29,398.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.